Back cover of a mobile phone



FIG. 1 is a front view of a back cover of a mobile phone;

FIG. 2 is a rear view of the back cover of a mobile phone;

FIG. 3 is a right side view of the back cover of a mobile phone;

FIG. 4 is a left side view of the back cover of a mobile phone;

FIG. 5 is a top view of the back cover of a mobile phone;

FIG. 6 is a bottom view of the back cover of a mobile phone;

FIG. 7 is a perspective view of the back cover of a mobile phone from the front and left side;

FIG. 8 is another perspective view from a bottom, front and left side of the back cover of a mobile phone shown in a transparent state;

FIG. 9 is another perspective view from a bottom, front and left side of the back cover of the mobile phone of FIG. 1 shown in a non-transparent state;

FIG. 10 is an enlarged view of FIG. 5; and,

FIG. 11 is an enlarged view of FIG. 6.

The broken lines are directed to environment and form no part of the claimed design. 

CLAIM The ornamental design for a back cover of a mobile phone, as shown and described. 